作者: Jim Stevenson
DOI: 10.1007/BF01066665
关键词: Heritability 、 El Niño 、 Psychology 、 Health psychology 、 Group membership 、 Attention deficit 、 Attention deficit hyperactivity disorder 、 Developmental psychology 、 Genetic etiology 、 Nosology
摘要: There has been considerable controversy over the nosology of hyperactivity and attention deficit disorder (ADHD). have suggestions that genetic influences may play a role in origins individual differences on this dimension or dimensions behavior an understanding significance factors might help to clarify classification these disorders. Multiple regression is used analyze data from sample 91 pairs identical twins 105 same sex fraternal twins. The heritability extreme group membership (h2 g =0.75) was significant for activity rated by mother. one measures also =0.76). results are consistent with contribution levels abilities.